Fmoc-Hyp(Bzl)-OH

fmoc-hydroxyproline(bzl)-oh

fmoc-hyp(bzl)-oh

fmoc-pro(4-obzl)-oh

fmoc-o-benzyl-l-4-hydroxyproline

fmoc-o-benzyl-l-4-trans-hydroxyproline

n-alpha-(9-fluorenylmethoxycarbonyl)-4-hydroxy-trans-l-proline benzyl ether

n-alpha-(9-fluorenylmethoxycarbonyl)-o-benzyl-l-4-hydroxyproline

(2s)-1-(((9h-fluoren-9-yl)methoxy)carbonyl)-4-(benzyloxy)pyrrolidine-2-carboxylic acid

(2S,4R)-1-(((9H-Fluoren-9-yl)methoxy)carbonyl)-4-(benzyloxy)pyrrolidine-2-carboxylic acid